{"product_id":"roseline-shark-denison-barb","title":"Roseline Shark (Sahyadria denisonii)","description":"\u003cp\u003eThe \u003cstrong\u003eRoseline Shark (Sahyadria denisonii)\u003c\/strong\u003e, also known as the \u003cstrong\u003eDenison Barb\u003c\/strong\u003e or \u003cstrong\u003eRed Line Torpedo Barb\u003c\/strong\u003e, is one of the most striking freshwater schooling fish available. Famous for its vibrant red stripe, bold black lateral line, and metallic silver body, this active species brings constant motion and color to larger community aquariums.\u003c\/p\u003e\n\u003cp\u003eNative to the fast-flowing rivers of India, Roseline Sharks thrive in well-oxygenated aquariums with strong filtration and plenty of open swimming space. Their peaceful temperament and impressive appearance make them a favorite among aquarists seeking a larger schooling fish.\u003c\/p\u003e\n\u003ch2\u003eQuick Facts\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e \u003cem\u003eSahyadria denisonii\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Names:\u003c\/strong\u003e Roseline Shark, Denison Barb, Red Line Torpedo Barb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdult Size:\u003c\/strong\u003e Up to 6 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Moderate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Omnivore\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e 5–7 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Tank Size:\u003c\/strong\u003e 55 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Temperature:\u003c\/strong\u003e 72–79°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH Range:\u003c\/strong\u003e 6.5–7.8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Hardness:\u003c\/strong\u003e 5–15 dGH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwimming Level:\u003c\/strong\u003e Midwater\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSchooling Fish:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose Roseline Sharks?\u003c\/h2\u003e\n\u003cp\u003e✔ Brilliant red and black horizontal stripes\u003cbr\u003e✔ Active and energetic schooling fish\u003cbr\u003e✔ Peaceful with other community species\u003cbr\u003e✔ Stunning centerpiece fish for larger aquariums\u003cbr\u003e✔ Hardy and long-lived when properly cared for\u003cbr\u003e✔ Excellent for planted and river-style aquariums\u003c\/p\u003e\n\u003ch2\u003eAquarium Setup\u003c\/h2\u003e\n\u003cp\u003eRoseline Sharks thrive in larger aquariums with excellent water quality and plenty of swimming room. They appreciate strong filtration, moderate water movement, and highly oxygenated water.\u003c\/p\u003e\n\u003cp\u003eRecommended setup:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e55 gallons minimum\u003c\/li\u003e\n\u003cli\u003eOpen swimming areas\u003c\/li\u003e\n\u003cli\u003eDriftwood and rocks\u003c\/li\u003e\n\u003cli\u003eLive plants around the perimeter\u003c\/li\u003e\n\u003cli\u003eStrong filtration\u003c\/li\u003e\n\u003cli\u003eWell-oxygenated water\u003c\/li\u003e\n\u003cli\u003eSecure lid\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBecause of their active swimming behavior, longer aquariums are preferred over taller aquariums.\u003c\/p\u003e\n\u003ch2\u003eDiet \u0026amp; Feeding\u003c\/h2\u003e\n\u003cp\u003eRoseline Sharks are omnivores and readily accept:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-quality flakes\u003c\/li\u003e\n\u003cli\u003ePremium pellets\u003c\/li\u003e\n\u003cli\u003eFrozen bloodworms\u003c\/li\u003e\n\u003cli\u003eBrine shrimp\u003c\/li\u003e\n\u003cli\u003eDaphnia\u003c\/li\u003e\n\u003cli\u003eInsect larvae\u003c\/li\u003e\n\u003cli\u003eVegetable-based foods\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA varied diet helps maintain vibrant coloration and overall health.\u003c\/p\u003e\n\u003ch2\u003eTank Mates\u003c\/h2\u003e\n\u003cp\u003eRoseline Sharks do well with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRainbowfish\u003c\/li\u003e\n\u003cli\u003eLarger Barbs\u003c\/li\u003e\n\u003cli\u003eCongo Tetras\u003c\/li\u003e\n\u003cli\u003ePeaceful Gouramis\u003c\/li\u003e\n\u003cli\u003eCorydoras\u003c\/li\u003e\n\u003cli\u003eLoaches\u003c\/li\u003e\n\u003cli\u003eSeverums\u003c\/li\u003e\n\u003cli\u003eGeophagus\u003c\/li\u003e\n\u003cli\u003eOther active community fish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAvoid highly aggressive fish or species that may outcompete them for food.\u003c\/p\u003e\n\u003ch2\u003eSchooling Behavior\u003c\/h2\u003e\n\u003cp\u003eRoseline Sharks are true schooling fish and should be kept in groups whenever possible.\u003c\/p\u003e\n\u003cp\u003eRecommended group sizes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMinimum: 5 fish\u003c\/li\u003e\n\u003cli\u003eIdeal: 6–10 fish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eKeeping them in groups encourages natural behavior, reduces stress, and enhances coloration.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow many Roseline Sharks should I keep?\u003c\/strong\u003e\u003cbr\u003eRoseline Sharks should be kept in groups of at least five individuals, with larger groups preferred when space allows.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre Roseline Sharks aggressive?\u003c\/strong\u003e\u003cbr\u003eNo. Despite their name, they are peaceful schooling fish and generally get along well with other active community species.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo Roseline Sharks need live plants?\u003c\/strong\u003e\u003cbr\u003eLive plants are appreciated but not required. The most important requirement is plenty of open swimming space.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow large do Roseline Sharks get?\u003c\/strong\u003e\u003cbr\u003eAdults commonly reach 5–6 inches in length.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre Roseline Sharks beginner friendly?\u003c\/strong\u003e\u003cbr\u003eThey are best suited for intermediate hobbyists due to their need for larger aquariums and excellent water quality.\u003c\/p\u003e\n\u003ch2\u003eAvailable at Tropical Treasures Wyo\u003c\/h2\u003e\n\u003cp\u003eShop healthy \u003cstrong\u003eRoseline Sharks\u003c\/strong\u003e, \u003cstrong\u003eDenison Barbs\u003c\/strong\u003e, and \u003cstrong\u003eRed Line Torpedo Barbs\u003c\/strong\u003e at Tropical Treasures Wyo in Cheyenne, Wyoming. These stunning freshwater schooling fish are perfect for larger community aquariums and active freshwater displays.\u003c\/p\u003e","brand":"Tropical Treasures Wyo LLC","offers":[{"title":"Default Title","offer_id":51689692922069,"sku":null,"price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/4545\/8133\/files\/IMAGE-EDIT_5ad8ecf1-cac3-4967-bd98-30ee3f2afb42.png?v=1756073841","url":"https:\/\/tropicaltreasureswyo.com\/products\/roseline-shark-denison-barb","provider":"Tropical Treasures Wyo LLC","version":"1.0","type":"link"}